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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [testsuite/] [23_containers/] [forward_list/] [debug/] [swap.cc] - Rev 866
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// { dg-options "-std=gnu++0x" } // Copyright (C) 2010 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without Pred the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. // Check that iterators ownership is correctly manage on swap. #include <vector> #include <forward_list> #include <iostream> #include <testsuite_hooks.h> void test01() { bool test __attribute__((unused)) = true; std::forward_list<int> fl1{1, 3, 5}; std::forward_list<int> fl2{2, 4, 6}; std::vector<std::forward_list<int>::iterator> fl1_its; fl1_its.push_back(fl1.before_begin()); for (std::forward_list<int>::iterator it = fl1.begin(); it != fl1.end(); ++it) { fl1_its.push_back(it); } fl1_its.push_back(fl1.end()); std::vector<std::forward_list<int>::iterator> fl2_its; fl2_its.push_back(fl2.before_begin()); for (std::forward_list<int>::iterator it = fl2.begin(); it != fl2.end(); ++it) { fl2_its.push_back(it); } fl2_its.push_back(fl2.end()); fl1.swap(fl2); auto fit = fl1.before_begin(); // before-begin iterator is not transfered: // TODO: Validate with LWG group how before begin should be // treated. VERIFY( fit == fl1_its[0] ); // All other iterators are, even paste-the-end ones: for (size_t i = 1; i != fl2_its.size(); ++i) { VERIFY( ++fit == fl2_its[i] ); } fit = fl2.before_begin(); // TODO: Validate with LWG group how before begin should be // treated. VERIFY( fit == fl2_its[0] ); for (size_t i = 1; i != fl1_its.size(); ++i) { VERIFY( ++fit == fl1_its[i] ); } } int main() { test01(); return 0; }
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